/* ============================================================
   Medios Interactivos Publicidad — Sistema de diseño
   Paleta extraída del logo: azules de señal + acero + acento teal
   ============================================================ */

:root {
  /* Color — extraído y nombrado a partir del logo MIP */
  --azul-senal: #0E4F9E;      /* primario — autoridad, confianza */
  --azul-transmision: #1878B4; /* secundario — interacción */
  --azul-acero: #6FA3D6;       /* acento claro — superficies, fondos */
  --verde-reflector: #5FAF9C;  /* acento — el facet teal del logo */
  --grafito: #12161B;          /* texto, fondos oscuros */
  --platino: #F3F5F7;          /* fondo claro */
  --plata: #B7BEC6;            /* neutro medio, bordes */
  --blanco: #FFFFFF;

  --gradiente-marca: linear-gradient(115deg, var(--azul-senal) 0%, var(--azul-transmision) 55%, var(--verde-reflector) 100%);

  --fuente-display: 'Space Grotesk', sans-serif;
  --fuente-cuerpo: 'Inter', sans-serif;
  --fuente-utilitaria: 'JetBrains Mono', monospace;
}

* { box-sizing: border-box; }

body {
  font-family: var(--fuente-cuerpo);
  color: var(--grafito);
  background: var(--blanco);
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, .font-display {
  font-family: var(--fuente-display);
  letter-spacing: -0.02em;
}

.eyebrow {
  font-family: var(--fuente-utilitaria);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.72rem;
  font-weight: 600;
}

.texto-gradiente {
  background: var(--gradiente-marca);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ---------- Botones ---------- */
.btn-primario {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--grafito);
  color: var(--blanco);
  font-weight: 600;
  padding: 0.85rem 1.75rem;
  border-radius: 2px;
  transition: background 0.25s ease, transform 0.2s ease;
  position: relative;
  overflow: hidden;
}
.btn-primario:hover {
  background: var(--azul-senal);
  transform: translateY(-2px);
}

.btn-secundario {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: transparent;
  color: var(--grafito);
  font-weight: 600;
  padding: 0.85rem 1.75rem;
  border: 1.5px solid var(--grafito);
  border-radius: 2px;
  transition: all 0.25s ease;
}
.btn-secundario:hover {
  border-color: var(--azul-senal);
  color: var(--azul-senal);
}

/* ---------- Divisor diagonal (firma visual: ecos los facetas del logo) ---------- */
.divisor-shard {
  position: relative;
  height: 90px;
  margin-top: -1px;
}
.divisor-shard svg { display: block; width: 100%; height: 100%; }

.seccion-oscura {
  background: var(--grafito);
  color: var(--platino);
}

/* ---------- Tarjetas de servicio ---------- */
.tarjeta-servicio {
  border: 1px solid #E4E7EB;
  padding: 2.25rem 1.75rem;
  transition: border-color 0.25s ease, transform 0.25s ease;
  background: var(--blanco);
}
.tarjeta-servicio:hover {
  border-color: var(--azul-transmision);
  transform: translateY(-4px);
}
.tarjeta-servicio .icono-wrap {
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--platino);
  border-radius: 2px;
  margin-bottom: 1.5rem;
  color: var(--azul-senal);
}

/* ---------- Tarjetas de portafolio ---------- */
.tarjeta-portafolio {
  position: relative;
  overflow: hidden;
  background: var(--grafito);
  aspect-ratio: 4/3;
}
.tarjeta-portafolio img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease, opacity 0.3s ease;
  opacity: 0.85;
}
.tarjeta-portafolio:hover img {
  transform: scale(1.06);
  opacity: 1;
}
.tarjeta-portafolio .overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(0deg, rgba(18,22,27,0.92) 0%, rgba(18,22,27,0.1) 55%, transparent 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 1.5rem;
  color: var(--blanco);
}

/* ---------- Navegación ---------- */
.nav-link {
  position: relative;
  font-weight: 500;
  font-size: 0.95rem;
}
.nav-link::after {
  content: '';
  position: absolute;
  left: 0; bottom: -4px;
  width: 0; height: 2px;
  background: var(--gradiente-marca);
  transition: width 0.25s ease;
}
.nav-link:hover::after { width: 100%; }

/* ---------- Foco visible (accesibilidad) ---------- */
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible {
  outline: 2px solid var(--azul-transmision);
  outline-offset: 2px;
}

/* ---------- Formularios ---------- */
.campo-form {
  width: 100%;
  border: 1px solid var(--plata);
  padding: 0.85rem 1rem;
  background: var(--blanco);
  transition: border-color 0.2s ease;
  border-radius: 2px;
}
.campo-form:focus {
  border-color: var(--azul-transmision);
  outline: none;
}

/* ---------- Animación de entrada suave ---------- */
@media (prefers-reduced-motion: no-preference) {
  .fade-up {
    animation: fadeUp 0.7s ease both;
  }
  @keyframes fadeUp {
    from { opacity: 0; transform: translateY(16px); }
    to { opacity: 1; transform: translateY(0); }
  }
}

/* ---------- Admin panel ---------- */
.admin-card {
  background: var(--blanco);
  border: 1px solid #E4E7EB;
  border-radius: 6px;
}
.tabla-admin th {
  font-family: var(--fuente-utilitaria);
  text-transform: uppercase;
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: #6B7280;
  text-align: left;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid #E4E7EB;
}
.tabla-admin td {
  padding: 0.85rem 1rem;
  border-bottom: 1px solid #F0F1F3;
  font-size: 0.92rem;
}
.badge {
  display: inline-block;
  padding: 0.2rem 0.65rem;
  border-radius: 99px;
  font-size: 0.72rem;
  font-weight: 600;
}
.badge-activo { background: #DCFCE7; color: #15803D; }
.badge-inactivo { background: #F1F2F4; color: #6B7280; }
.badge-nuevo { background: #DBEAFE; color: #1D4ED8; }
.badge-contactado { background: #FEF3C7; color: #B45309; }
.badge-en_proceso { background: #E0E7FF; color: #4338CA; }
.badge-cerrado { background: #F1F2F4; color: #6B7280; }